Grays Convent High School
Voluntary aided school · 655 pupils
94% stayed in education · Attainment 8 55.7
Results below include those reported under the school’s previous registration: Ortu Hassenbrook Academy (URN 143424, until 1 January 2025).
Mossbourne Port Side Academy has no sixth form. Of the 110 pupils who finished Year 11 there in 2023, none moved to a sixth form college, 61% to a further education college and 4% started an apprenticeship.
As an 11–16 school, Mossbourne Port Side Academy is judged on where pupils go at 16 rather than on A level results.
Destinations of the 2023 Year 11 leavers, measured the following year: the share in a sustained place for at least two terms. Compared with all state-funded schools in Thurrock and England.
| Measure | Mossbourne Port Side Academy | Thurrock | England |
|---|---|---|---|
| Pupils in the cohort | 110 | 2,177 | 607,348 |
| Any sustained destination | 85% | 91% | 92% |
| Stayed in education | 78% | 83% | 86% |
| — school sixth form | 17% | 30% | 34% |
| — sixth form college | 0% | — | 13% |
| — further education college | 61% | 52% | 37% |
| — other education | 0% | 2% | 2% |
| Apprenticeship | 4% | 4% | 3% |
| Employment | 3% | 3% | 3% |
| No sustained destination | 9% | 5% | 6% |
| Destination unknown | 6% | 4% | 3% |
No published Key Stage 4 results for this school.
Entries in 2025 as a share of the Year 11 cohort, and the share of entries graded 7–9 and 4–9, compared with all entries in England.
| Subject | Entries | Share of cohort | England | Grades 7–9 | England | Grades 4–9 |
|---|---|---|---|---|---|---|
| English Language | 126 | — | 89% | 12% | 20% | 73% |
| Mathematics | 125 | — | 88% | 20% | 22% | 82% |
| Combined Science | 123 | — | 65% | 8% | 9% | 66% |
| English Literature | 123 | — | 86% | 4% | 21% | 69% |
| Computer Science | 48 | — | 13% | 2% | 30% | 31% |
| History | 46 | — | 41% | 11% | 26% | 48% |
| Photography | 38 | — | 6% | 5% | 19% | 58% |
| Spanish | 26 | — | 19% | 15% | 27% | 54% |
| Fine Art | 22 | — | 9% | 9% | 28% | 55% |
| Geography | 19 | — | 41% | 0% | 25% | 32% |
| Biology | 2 | — | 23% | — | 45% | — |
| Portuguese | 2 | — | 0% | — | 50% | — |
| Turkish | 1 | — | 0% | — | 71% | — |
| Russian | 1 | — | 0% | — | 87% | — |
| Religious Studies | 1 | — | 31% | — | 32% | — |
| French | 1 | — | 18% | — | 29% | — |
| Subject | Entries | Share of cohort | England |
|---|---|---|---|
| Finance / Accounting (General) | 55 | — | — |
| Sports Studies | 46 | — | — |
| Multimedia | 45 | — | — |
| Hospitality / Catering Studies | 39 | — | — |
| Health Studies | 38 | — | — |
| Speech and Drama | 24 | — | — |
| Building / Construction Operations (General / Combined) | 11 | — | — |
Voluntary aided school · 655 pupils
94% stayed in education · Attainment 8 55.7
Academy converter · sixth form · 1,435 pupils
92% stayed in education · Attainment 8 55.5
Academy converter · sixth form · 1,440 pupils
79% stayed in education · Attainment 8 47.3
Free schools · sixth form · 1,111 pupils
91% stayed in education · Attainment 8 47.9
Academy converter · sixth form · 859 pupils
79% stayed in education
Academy sponsor led · 594 pupils
74% stayed in education · Attainment 8 37.5
Sources: Department for Education school and college performance tables 2024/2025 (Key Stage 4 and 16–18 results, subject entries, destination measures for 2023 leavers); Get Information About Schools register as at 19 September 2026; Ofsted management information as at 31 August 2026. Small numbers are suppressed by DfE and shown as “—”. How to read these figures.